The NRS SUP Board Leash features a tightly coiled line that stays out of your way when you don&';t need it. Great for flatwater stand up paddling. The lightweight coiled leash stretches to allow full freedom of movement while staying out of your way when you&';re in the action. The relaxed coil is only 20" long but extends to 11 1/2&'; (138"). Two in-line swivels keep the leash from tangling up. 2" wide padded calf strap provides all-day comfort. Secures with a hook-and-loop closure. Included lanyard allows easy attachment to the leash plug on a rigid SUP board. For River SUP, choose the NRS Quick Release SUP Leash. Specs Dimensions: 20" to 11.5&'; (138") Weight: 10.4 oz Includes: Attachment lanyard Features: Floating polyurethane coiled line Two in-line swivels prevent tangling Comfortable calf strap with hook-and-loop closure